Q. By selling 12 toffees for a rupee, a man loses 20%. How many for a rupees should he sell to get a gain of 20% ?

By selling 12 apples for a rupee, a man loses 20% . How many for a rupee should he sell to gain 20% ?

By selling oranges at 32 a rupee, a man loses 40%. How many for a rupee should he sell in order to gain 20% ?

By selling 32 oranges for Rs 30, a man loses 25%. How many oranges should be sold for Rs 24, so as to gain 20% in the transaction?

Arun bought toffees at 6 for a rupee. How many for a rupee he should sell to gain 20% ?

Arun bought toffees at 6 for a rupee. How many for a rupee he should sell to gain 20% ?

By selling 32 oranges for Rs. 30 a man loses 25%. How many oranges should be sold for Rs. 24 so as to gain 20% in the transaction?